"Langsam-Schnellzüge in Österreich" is a fascinating book written by the author under the pseudonym Ignotus. This book analyzes the history of the development of railway transport in Austria, in particular the uniqueness and features of high-speed and slow trains. The author examines in detail the technical, economic and socio-cultural aspects of this type of transport, which helps the reader to better understand the impact of railway communication on the life of society. Thanks to Ignotus' informative approach, the book "Langsam-Schnellzüge in Österreich" becomes an interesting source of knowledge not only for railway enthusiasts, but also for a wide range of readers interested in the history of transport and technical innovations.